{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["DNA", "cell line", "RNA", "cell type", "protein"], "input": "Here we show that phorbol ester treatment also abolishes induction of chloramphenicol acetyltransferase activity in Ar-5 cells transfected with a plasmid containing the IL-2 promoter linked to this reporter gene ."}
{"DNA": ["plasmid", "IL-2 promoter", "reporter gene"], "cell line": ["Ar-5 cells"], "RNA": [], "cell type": [], "protein": ["chloramphenicol acetyltransferase"]}